Got Ears?® BlastBuster™ Premium Professional Shooting and Hunting Ear Plugs (NRR 19) - Universal Fit Shooting and Hunting Ear Plugs
Walkers Replacement Sound Tube Earplug (NRR 22) - Game Ear Tip Variety Pack (1 Sound Tube with Universal Adapter Elbow, 1 Tip Foam, 1 Tip Silicone each in Small, Medium, and Large)
Glide® Foam Twist In Earplugs | NRR 30 No Roll Earplugs | Moldex
3M Orange Disposable Ear Plugs (80-Pack) 92800-80-6DC - The Home Depot
Amazon.com: Mack's Maximum Protection Soft Foam Earplugs – 50 Pair, 33 dB Highest NRR – Comfortable Ear Plugs for Sleeping, Snoring, Loud Concerts, Motorcycles and Power Tools | Made in USA : Health & Household